Fcfs
先来先服务法
🗣️ 情景例句
That a boy.
对了。
If he doesn't accompany him, I will.
如果他不，我将陪伴他。
She left home when she was eighteen and has lived in Los Angeles for the past fifteen years.
18岁时，她离开了家。过去的15年里她一直住在洛杉矶。